- Chhari Dhand
- Chiapas
- Chichester Harbour and Gravel Pits
- Chickadee
- Chickadees
- Chicli Spinetail
- Chico's Tyrannulet
- Chico’s Tyrannulet
- Chiguanco Thrush
- Chihuahua
- Chihuahuan Raven
- Chilades pandava
- Chile
- Chilean Brown Pelican
- Chilean Elaenia
- Chilean Flamingo
- Chilean Flicker
- Chilean Hawk
- Chilean Martin
- Chilean Mockingbird
- Chilean Pelican
- Chilean Pigeon
- Chilean Plover
- Chilean Seaside Cinclodes
- Chilean Skua
- Chilean Swallow
- Chilean Tinamou
- Chilean Woodstar
- Chilia
- Chilia melanura
- Chilian Tinamou
- Chilika Lake
- Chilka Lake
- Chiloe Wigeon
- Chimango Caracara
- Chimes Bird
- Chiming Wedgebill
- Chimney Swift
- Chin-spot Batis
- Chin Hills Laughingthrush
- Chin Hills Wren-Babbler
- Chin Hills Wren Babbler
- China
- Chinchipe Spinetail
- Chinese Babax
- Chinese Babbler
- Chinese Bamboo-Partridge
- Chinese Bamboo Partridge
- Chinese Barbet
- Chinese Beautiful Rosefinch
- Chinese Black Drongo
- Chinese Blackbird
- Chinese Blue-Flycatcher
- Chinese Blue Flycatcher
- Chinese Bulbul
- Chinese Bush-Dweller
- Chinese Bush-Warbler
- Chinese Bush Dweller
- Chinese Bush Warbler
- Chinese Crested Myna
- Chinese Crested Mynah
- Chinese Crested Tern
- Chinese Crowtit
- Chinese Cupwing
- Chinese Egret
- Chinese Flycatcher
- Chinese Francolin
- Chinese Fulvetta
- Chinese Goshawk
- Chinese Grassbird
- Chinese Gray Shrike
- Chinese Green Magpie
- Chinese Grey Shrike
- Chinese Grosbeak
- Chinese Grouse
- Chinese Hill Babbler
- Chinese Hill Warbler
- Chinese Hwamei
- Chinese Jackdaw
- Chinese Jay
- Chinese Jungle Myna
- Chinese Jungle Mynah
- Chinese Leaf-Warbler
- Chinese Leaf Warbler
- Chinese Little Bittern
- Chinese Monal
- Chinese Nuthatch
- Chinese Painted Quail
- Chinese Parrotbill
- Chinese Penduline-Tit
- Chinese Penduline Tit
- Chinese Pitta
- Chinese Pond-Heron
- Chinese Pond Heron
- Chinese Reed Bunting
- Chinese Rubythroat
- Chinese Rusty Laughingthrush
- Chinese Sparrowhawk
- Chinese Spotbill Duck
- Chinese Starling
- Chinese Thrush
- Chinese White-browed Rosefinch
- Chinese Wren-Babbler
- Chinspot Batis
- Chinstrap Penguin
- Chionidae
- Chionididae
- Chionis
- Chionis alba
- Chionis albus
- Chionis minor
- Chionis minor crozettensis
- Chipping Sparrow
- Chiribiquete Emerald
- Chirinda Apalis
- Chiriqui Quail-Dove
- Chiriqui Tapaculo
- Chiriqui Yellowthroat
- Chiriri Parakeet
- Chiroxiphia
- Chiroxiphia boliviana
- Chiroxiphia caudata
- Chiroxiphia lanceolata
- Chiroxiphia linearis
- Chiroxiphia pareola
- Chiroxiphia pareola atlantica
- Chirping Cisticola
- Chirruping Wedgebill
- Chivi Vireo
- Chlamydera
- Chlamydera cerviniventris
- Chlamydera guttata
- Chlamydera lauterbachi
- Chlamydera maculata
- Chlamydera nuchalis
- Chlamydochaera
- Chlamydochaera jefferyi
- Chlamydotis
- Chlamydotis macqueenii
- Chlamydotis undulata
- Chleuasicus
- Chleuasicus atrosuperciliaris
- Chlidonias
- Chlidonias albostriata
- Chlidonias albostriatus
- Chlidonias hybrida
- Chlidonias hybrida fluviatilis
- Chlidonias hybridus
- Chlidonias leucopterus
- Chlidonias niger
- Chlidonias niger surinamensis
- Chloebia
- Chloebia gouldiae
- Chloephaga
- Chloephaga hybrida
- Chloephaga hybrida malvinarum
- Chloephaga melanoptera
- Chloephaga picta
- Chloephaga picta leucoptera
- Chloephaga poliocephala
- Chloephaga rubidiceps
- Chlorestes
- Chlorestes notata
- Chlorestes notata notata
- Chlorestes notatus
- Chloridops
- Chloridops kona
- Chloris
- Chloris ambigua
- Chloris chloris
- Chloris monguilloti
- Chloris sinica
- Chloris sinica minor
- Chloris spinoides
- Chlorocebus sabaeus
- Chloroceryle
- Chloroceryle aenea
- Chloroceryle amazona
- Chloroceryle americana
- Chloroceryle inda
- Chlorocharis
- Chlorocharis emiliae
- Chlorochrysa
- Chlorochrysa calliparaea
- Chlorochrysa nitidissima
- Chlorochrysa phoenicotis
- Chlorocichla
- Chlorocichla Flavicollis
- Chlorocichla falkensteini
- Chlorocichla flavicollis
- Chlorocichla flaviventris
- Chlorocichla laetissima
- Chlorocichla prigoginei
- Chlorocichla simplex
- Chlorodrepanis
- Chlorodrepanis flava
- Chlorodrepanis stejnegeri
- Chlorodrepanis virens
- Chloropeta
- Chloropeta gracilirostris
- Chloropeta natalensis
- Chloropeta similis
- Chlorophanes
- Chlorophanes spiza
- Chlorophoneus
- Chlorophoneus bocagei
- Chlorophoneus dohertyi
- Chlorophoneus kupeensis
- Chlorophoneus multicolor
- Chlorophoneus nigrifrons
- Chlorophoneus olivaceus
- Chlorophoneus quadricolor
- Chlorophoneus sulfureopectus
- Chlorophonia
- Chlorophonia callophrys
- Chlorophonia cyanea
- Chlorophonia cyanea frontalis
- Chlorophonia flavirostris
- Chlorophonia occipitalis
- Chlorophonia pyrrhophrys
- Chloropicus
- Chloropicus namaquus
- Chloropicus obsoletus
- Chloropicus pyrrhogaster
- Chloropicus xantholophus
- Chloropipo
- Chloropipo flavicapilla
- Chloropipo holochlora
- Chloropipo unicolor
- Chloropipo uniformis
- Chloropseidae
- Chloropsis
- Chloropsis aurifrons
- Chloropsis cochinchinensis
- Chloropsis cyanopogon
- Chloropsis cyanopogon cyanopogon
- Chloropsis flavipennis
- Chloropsis hardwickii
- Chloropsis jerdoni
- Chloropsis kinabaluensis
- Chloropsis media
- Chloropsis palawanensis
- Chloropsis sonnerati
- Chloropsis venusta
- Chlorornis
- Chlorornis riefferii
- Chlorospingus
- Chlorospingus canigularis
- Chlorospingus flavigularis
- Chlorospingus flavopectus
- Chlorospingus flavovirens
- Chlorospingus inornatus
- Chlorospingus ophthalmicus
- Chlorospingus parvirostris
- Chlorospingus pileatus
- Chlorospingus pileatus pileatus
- Chlorospingus semifuscus
- Chlorospingus tacarcunae
- Chlorostilbon
- Chlorostilbon alice
- Chlorostilbon assimilis
- Chlorostilbon aureoventris
- Chlorostilbon auriceps
- Chlorostilbon bracei
- Chlorostilbon canivetii
- Chlorostilbon forficatus
- Chlorostilbon gibsoni
- Chlorostilbon lucidus
- Chlorostilbon maugaeus
- Chlorostilbon melanorhynchus
- Chlorostilbon mellisugus
- Chlorostilbon notatus
- Chlorostilbon olivaresi
- Chlorostilbon poortmani
- Chlorostilbon ricordii
- Chlorostilbon russatus
- Chlorostilbon stenurus
- Chlorostilbon swainsonii
- Chlorothraupis
- Chlorothraupis carmioli
- Chlorothraupis frenata
- Chlorothraupis olivacea
- Chlorothraupis stolzmanni
- Choco Brush-Finch
- Choco Brush Finch
- Choco Brushfinch
- Choco Daggerbill
- Choco Parakeet
- Choco Poorwill
- Choco Screech Owl
- Choco Sirystes
- Choco Tapaculo
- Choco Tinamou
- Choco Toucan
- Choco Trogon
- Choco Tyrannulet
- Choco Vireo
- Choco Warbler
- Choco Woodpecker
- Chocolate-backed Kingfisher
- Chocolate-vented Tyrant
- Chocolate Boobook
- Chocó Tapaculo
- Chocó Tinamou
- Chocó Warbler
- Choiseul Pigeon
- Choke Canyon State Park
- Cholo Alethe
- Cholornis
- Cholornis paradoxa
- Cholornis paradoxus
- Cholornis unicolor
- Chondestes
- Chondestes grammacus
- Chondrohierax uncinatus
- Chondrohierax uncinatus uncinatus
- Chondrohierax wilsonii
- Chopi Blackbird
- Chordeiles
- Chordeiles acutipennis
- Chordeiles acutipennis texensis
- Chordeiles gundlachii
- Chordeiles minor
- Chordeiles nacunda
- Chordeiles pusillus
- Chordeiles rupestris
- Chordeiles vielliardi
- Chorister Robin-Chat
- Chorister Robin Chat
- Chotoy Spinetail
- Chott el Djerid
- Chott el Djerid Tunisia
- Chowchilla
- Christmas Boobook
- Christmas Frigatebird
- Christmas Imperial Pigeon
- Christmas Island
- Christmas Island Boobook
- Christmas Island Frigatebird
- Christmas Island Goshawk
- Christmas Island Hawk-Owl
- Christmas Island Hawk Owl
- Christmas Island Imperial-Pigeon
- Christmas Island Imperial Pigeon
- Christmas Island Shearwater


